a*x^2+b=4

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Solution for a*x^2+b=4 equation: 


Simplifying
a * x2 + b = 4

Multiply a * x2
ax2 + b = 4

Solving
ax2 + b = 4

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-1b' to each side of the equation.
ax2 + b + -1b = 4 + -1b

Combine like terms: b + -1b = 0
ax2 + 0 = 4 + -1b
ax2 = 4 + -1b

Divide each side by 'x2'.
a = 4x-2 + -1bx-2

Simplifying
a = 4x-2 + -1bx-2

Reorder the terms:
a = -1bx-2 + 4x-2

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